speak in low voice
低い声で話す
speak in parables
たとえて言う
speak in simple phrases
平易な言葉で話す
speak [talk] in superlatives
べたぼめする
speak in tender accents
やさしい口調で話す
speak in tongues
異言を話す
speak into the microphone
マイクに向かって話す
speak into the telephone
電話口に向かって話す
speak lightly of ...
…をけなす
speak loud and clear
大声ではっきりと話す